International Monetary Fund (IMF) Managing Director Christine Lagarde attends a plenary session in the Congress Hall at the 49th annual meeting of the World Economic Forum (WEF) in Davos, Switzerland, Jan. 25, 2019. Attended by over 60 heads of state or government, 40 international organization heads and 1,700 business leaders, the four-day WEF meeting met its end on Friday. (Xinhua/Xu Jinquan)